Video Door Phone
·
User Manual
iii
Symbol Conventions
The symbols that may be found in this document are defined as follows.
Symbol
Description
NOTE
Provides additional information to emphasize or
supplement important points of the main text.
CAUTION
Indicates a potentially hazardous situation, which
if not avoided, could result in equipment damage,
data
loss,
performance
degradation,
or
unexpected results.
DANGER
Indicates a hazard with a high level of risk, which
if not avoided, will result in death or serious
injury.
Safety Instruction
All the electronic operation should be strictly compliance with the electrical safety
regulations, fire prevention regulations and other related regulations in your local
region.
Please use the power adapter, which is provided by normal company. The power
consumption cannot be less than the required value.
Do not connect several devices to one power adapter as adapter overload may cause
over-heat or fire hazard.
Please make sure that the power has been disconnected before you wire, install or
dismantle the device.
When the product is installed on wall or ceiling, the device shall be firmly fixed.
If smoke, odors or noise rise from the device, turn off the power at once and unplug
the power cable, and then please contact the service center.
If the product does not work properly, please contact your dealer or the nearest
service center. Never attempt to disassemble the device yourself. (We shall not
assume any responsibility for problems caused by unauthorized repair or
maintenance.)
Do not drop the device or subject it to physical shock, and do not expose it to high
electromagnetism radiation. Avoid the equipment installation on vibrations surface or
places subject to shock (ignorance can cause equipment damage).
Do not place the device in extremely hot (refer to the specification of the device for
the detailed operating temperature), cold, dusty or damp locations, and do not
expose it to high electromagnetic radiation.
The device cover for indoor use shall be kept from rain and moisture.
Exposing the equipment to direct sun light, low ventilation or heat source such as
heater or radiator is forbidden (ignorance can cause fire danger).
Do not aim the device at the sun or extra bright places. A blooming or smear may
occur otherwise (which is not a malfunction however), and affecting the endurance of
sensor at the same time.
